Stock-Based Compensation (Tables)	9 Months Ended
Sep. 30, 2021
Stock-Based Compensation [Abstract]
Summary Of Stock-Based Compensation Expense	Three months ended Nine months ended September 30, September 30, 2021 2020 2021 2020Stock-based compensation$ 36,693 $ 20,128 $ 140,323 $ 61,512Stock-based compensation, net of income taxes$ 32,527 $ 16,518 $ 125,714 $ 51,030Total capitalized stock-based compensation included in leasehold improvements, property and equipment, net on the condensed consolidated balance sheets$ 632 $ 311 $ 1,582 $ 933Excess tax benefit on stock-based compensation recognized in provision for income taxes on the condensed consolidated statements of income and comprehensive income$ 16,414 $ 3,308 $ 40,860 $ 42,647

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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